.button {
    padding: 20px 30px;
    background-color: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
    font-size: 16px;
    width: 200px; 
    margin: 0 auto; 
    overflow: hidden;
    display: grid;
    justify-items: center;
  }
  .container
  {
    display: grid;
    justify-items: center;
  }
  .countdown{
    width:240px;
    height: 305px;
    margin: 0 auto;
    text-align: center;
    line-height: 1;
    color:black;
    overflow: hidden;
    display: grid;
    justify-items: center;
    border-radius: 12px;
    border-width: 2px;
    border-style:solid;
    border-color:black;
  }
  .countdown .next
  {
    font-size: 16px;
    margin: 25px 0 14px;
  }
  .countdown .clock span,
  .countdown .clock i{
    display: block;
    text-align: center;
    line-height: 34px;
    font-size: 23px;
    float: left;
  }
  .countdown .clock span
  {
    width: 34px;
    height: 34px;
    border-radius: 6px;
    background-color: black;
    color: aliceblue;
  }
  .countdown .clock i{
width: 20px;
font-style: normal;
  }
  .countdown small{
    font-size: 17px;
  }
  table {
  position: fixed;
    border-collapse: collapse;
    width: 50%;
  }

  td {
    border: 1px solid black;
    padding: 5px;
    text-align:center;
  }